Alert archive / Nebraska / Tornado Warnings in 2021
Tornado Warning 14, NWS Omaha, NE
NWS Omaha, NE issued this tornado warning at Dec 15, 2021, 3:23 PM CST for Lancaster County, Seward County, Nebraska. It was in force for 16 min. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Dec 15, 2021, 3:23 PM CST (21:23 UTC)
- Expired
- Dec 15, 2021, 3:39 PM CST
- In force
- 16 min
- Issued by
- NWS Omaha, NE
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Lancaster County, NE, Seward County, NE
The radar
The Omaha radar (KOAX), 63 km from the middle of the area, began a volume at 21:27 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 15, 3:23 PM CST | TORNADO | 2 Ene Pleasant Dale, NE | FARMSTEAD EXPERIENCED LOSS OF TOP OF WELL-CONSTRUCTED 100 YEAR OLD BARN BOLTED TO FOUNDATION PLATE USING REBAR. METAL OUTBUILDING DESTROYED. LARGE DENT GRAIN SILO. BOAT DOCK DETACHED FROM WOODEN POSTS AND FLUNG ACROSS POND. FARM OWNER WITNESSED WHITE BLUR LAST |
| Dec 15, 3:29 PM CST | NON-TSTM WND GST 93 | 5 Wnw Lincoln, NE | ASOS STATION KLNK LINCOLN AIRPORT. |
| Dec 15, 3:30 PM CST | TSTM WND GST 93 | 4 Nw Lincoln, NE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Dec 15, 1:23 PM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Omaha, NE (KOAX), launched 12:00Z, 9.4 hours before the alert went out and 62 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2165 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 346 m²/s²
- 0-3 km storm-relative helicity
- 384 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
582
WFUS53 KOAX 152123
TOROAX
NEC109-159-152200-
/O.NEW.KOAX.TO.W.0014.211215T2123Z-211215T2200Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Omaha/Valley Nebraska
323 PM CST Wed Dec 15 2021
The National Weather Service in Omaha has issued a
* Tornado Warning for...
Northwestern Lancaster County in southeastern Nebraska...
East central Seward County in southeastern Nebraska...
* Until 400 PM CST.
* At 322 PM CST, a severe thunderstorm capable of producing a tornado
was located near Pleasant Dale, or 9 miles west of Lincoln, moving
northeast at 85 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This tornadic thunderstorm will remain over mainly rural areas of
northwestern Lancaster and east central Seward Counties, including
the following locations... Branched Oak State Recreation Area,
Malcolm, Raymond, Conestoga State Recreation Area and Pawnee State
Recreation Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4073 9689 4079 9698 4105 9686 4105 9677
4094 9662
TIME...MOT...LOC 2122Z 217DEG 75KT 4082 9688
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CA3 follow-up statements
102
WWUS53 KOAX 152128
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
328 PM CST Wed Dec 15 2021
NEC159-152138-
/O.CAN.KOAX.TO.W.0014.000000T0000Z-211215T2200Z/
Seward NE-
328 PM CST Wed Dec 15 2021
...THE TORNADO WARNING FOR EAST CENTRAL SEWARD COUNTY IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 800 PM CST for southeastern
and east central Nebraska.
LAT...LON 4093 9691 4105 9686 4104 9676 4094 9662
4079 9681 4083 9688
TIME...MOT...LOC 2128Z 218DEG 57KT 4088 9682
$$
NEC109-152200-
/O.CON.KOAX.TO.W.0014.000000T0000Z-211215T2200Z/
Lancaster NE-
328 PM CST Wed Dec 15 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 PM CST FOR
NORTHWESTERN LANCASTER COUNTY...
At 328 PM CST, a severe thunderstorm capable of producing a tornado
was located 7 miles northwest of Lincoln, moving northeast at 65 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Northwestern Lincoln, Malcolm, Raymond, Branched Oak State Recreation
Area and Pawnee State Recreation Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4093 9691 4105 9686 4104 9676 4094 9662
4079 9681 4083 9688
TIME...MOT...LOC 2128Z 218DEG 57KT 4088 9682
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CA135
WWUS53 KOAX 152134
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
334 PM CST Wed Dec 15 2021
NEC109-152200-
/O.CON.KOAX.TO.W.0014.000000T0000Z-211215T2200Z/
Lancaster NE-
334 PM CST Wed Dec 15 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 PM CST FOR NORTH
CENTRAL LANCASTER COUNTY...
At 334 PM CST, a severe thunderstorm capable of producing a tornado
was located 9 miles southeast of Valparaiso, or 10 miles north of
Lincoln, moving northeast at 75 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Raymond.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4094 9681 4105 9686 4104 9676 4094 9662
4090 9671
TIME...MOT...LOC 2134Z 217DEG 65KT 4097 9673
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CA365
WWUS53 KOAX 152139
SVSOAX
Severe Weather Statement
National Weather Service Omaha/Valley Nebraska
339 PM CST Wed Dec 15 2021
NEC109-152148-
/O.CAN.KOAX.TO.W.0014.000000T0000Z-211215T2200Z/
Lancaster NE-
339 PM CST Wed Dec 15 2021
...THE TORNADO WARNING FOR NORTH CENTRAL LANCASTER COUNTY IS
CANCELLED...
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, damaging winds remain likely and a Severe
Thunderstorm Warning remains in effect for the area.
A Tornado Watch remains in effect until 800 PM CST for southeastern
and east central Nebraska.
LAT...LON 4094 9681 4105 9686 4104 9676 4094 9662
4090 9671
TIME...MOT...LOC 2137Z 217DEG 75KT 4105 9665
$$
CAThe office that day
Everything else NWS Omaha, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 15, 2:19 PM CST | Severe Thunderstorm Warning | OAX | Antelope, Boone, Butler, Colfax, Madison, Pierce and 2 more | 56 min |
| Dec 15, 2:26 PM CST | Severe Thunderstorm Warning | OAX | Butler, Gage, Jefferson, Lancaster, Saline, Saunders and 1 more | 64 min |
| Dec 15, 2:39 PM CST | Tornado Warning | OAX | Boone, Madison, Platte, Stanton | 24 min |
| Dec 15, 2:50 PM CST | Tornado Warning | OAX | Colfax, Platte | 40 min |
| Dec 15, 2:54 PM CST | Severe Thunderstorm Warning | OAX | Cass, Dodge, Douglas, Gage, Johnson, Lancaster and 5 more | 81 min |
| Dec 15, 2:59 PM CST | Tornado Warning | OAX | Butler, Colfax, Dodge, Platte | 31 min |
| Dec 15, 3:06 PM CST | Tornado Warning | OAX | Madison, Platte, Stanton | 24 min |
| Dec 15, 3:09 PM CST | Severe Thunderstorm Warning | OAX | Burt, Butler, Colfax, Cuming, Dodge, Saunders and 4 more | 51 min |
| Dec 15, 3:13 PM CST | Severe Thunderstorm Warning | OAX | Antelope, Cedar, Colfax, Knox, Madison, Pierce and 3 more | 62 min |
| Dec 15, 3:25 PM CST | Tornado Warning | OAX | Colfax, Cuming, Stanton | 35 min |
| Dec 15, 3:29 PM CST | Tornado Warning | OAX | Madison, Stanton, Wayne | 31 min |
| Dec 15, 3:35 PM CST | Severe Thunderstorm Warning | OAX | Cass, Douglas, Johnson, Nemaha, Otoe, Pawnee and 3 more | 70 min |
| Dec 15, 3:41 PM CST | Severe Thunderstorm Warning | OAX | Burt, Cuming, Thurston, Washington | 64 min |
| Dec 15, 3:45 PM CST | Tornado Warning | OAX | Douglas, Saunders | 30 min |
| Dec 15, 3:45 PM CST | Tornado Warning | OAX | Cuming, Thurston | 45 min |
| Dec 15, 3:54 PM CST | Tornado Warning | OAX | Dodge, Douglas, Washington | 28 min |
| Dec 15, 4:01 PM CST | Tornado Warning | OAX | Cass, Otoe | 14 min |
| Dec 15, 4:11 PM CST | Tornado Warning | OAX | Nemaha, Pawnee, Richardson | 34 min |
| Dec 15, 4:12 PM CST | Tornado Warning | OAX | Cass | 33 min |
| Dec 15, 4:16 PM CST | Tornado Warning | OAX | Washington | 17 min |
| Dec 15, 5:08 PM CST | Blowing Dust Advisory | OAX | Cass, Gage, Jefferson, Johnson, Lancaster, Nemaha and 5 more | 4 hr |
Nearby
Tornado Warnings in Nebraska, 2021Every tornado warning in 2021Tornadoes in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.